| Name | Parents | Grandparents | Great-Grandparents | ||
 |
--James Pettigrew Sr.
--James Pettigrew Jr. James Pettigrew III (1713-1784) --Martha Moore |
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 |
John Pettigrew (1736-1806) | ||||
 |
--George Cochran
Mary Cochran (1713-1786) |
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 |
James Pettigrew | ||||
 |
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|
(Unknown) | ||||
| Sarah Matthews | |||||
|
(Unknown) | ||||
| Mary Harkness Pettigrew | |||||
 |
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|
(Unknown) | ||||
|
Robert Harkness | ||||
|
(Unknown) | ||||
| Jane Harkness | |||||
|
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|
Robert Norris | ||||
| Nancy Norris | |||||
|
(Unknown) | ||||